| http://www.w3.org/ns/prov#value | - Typical ethylene alpha-olefin copolymers and EPDM elastomers are commercially available as ,Engage??? polyolefin elastomers and Nordel??? hydrocarbon rubbers from DuPont Dow Elastomers L.L.C. The proportion of elastomer, multifunctional crosslinking agent, and UV initiator will generally be in the weight ratio of 70-99:0.5-19.5:0.1-10, respectively, when the elastomer is a fluoroelastomer and 80-9
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